Maintenance features 
 *Local management using Web and remote management using TR069 and OMCI 
 *Optical power monitoring 
 *802.1ag Ethernet OAM 
 *Loop-line test of POTS ports,call emulation and PPPoE dialup emulation

GPON features 
 *Class B+ optical module 
 *Security authentication mode: SN, 
 password or SN+password 
 *Upstream/downstream FEC

Routing features 
 *NAT function 
 *Internet, IPTV and VoIP services are automatically bound to ONT ports 
 *Virtual server, port trigger, DMZ,and DDNS

Reliability features 
 *Dual systems for software protection 
 *Type B protection and rogue ONT detection 
 *Lithium battery backup and backup battery monitoring

Voice features 
 *SIP and H.248 protocols 
 *Media stream and signaling stream separation

Multicast features 
 *IGMP V2&V3 snooping/IGMP proxy

Wi-Fi features 
 *802.11b/g/n, certified by the Wi-Fi Alliance

4.Product details of the HG8546M

 *Dimensions(W x D x H):250 mm x 185 mm x 35 mm 
 *Port:1POTS+1GE+3FE+1USB+1Wi-Fi 
 *Average power consumption:8 W 
 *Operating environment:Temperature: 0℃~+40℃; 
 *Humidity: 5%–95%, non-condensing 
 *Power supply:Adapter input: 100–240 V AC, 50–60Hz; 
 *Adapter output: 11–14 V DC, 1 A 
 *Weight:About 500g (including the power adapter)